Wanyuan City, Dazhou City, Sichuan Province

Wanyuan Wanyuan City, Sichuan province directly under the jurisdiction of Dazhou city. It borders Zhenba County and Ziyang County of Shaanxi Province in the north and Chengkou County of Chongqing City in the East. It is 76.7 kilometers long from east to west and 77.25 kilometers wide from north to south, with a total area of 4065.6 square kilometers. As of June 2020, Wanyuan city has 1 Street, 25 towns and 5 townships with a total population of 573600.

Wanyuan city is located in the northeast of Sichuan Province, the hinterland of Daba Mountain, the junction of Sichuan, Shaanxi and Chongqing, and the intersection of seven counties and cities. It is the dividing line of China's north-south climate and the watershed of Jialing River and Han River. It is named for its location in Wanqing Lake and the source of water.

In July 1993, Wanyuan was set up as a city instead of a county, with obvious geographical advantages. It is the main channel for Sichuan's land transportation out of Sichuan. It is known as the "key of Qinchuan". Xiangyu railway, Baotou Maoming expressway, national highway 210 and 347, and other transportation trunk lines cross the border. Wanyuan city is known as the "source of ten thousand treasures". It is one of the three selenium rich belts in China and the only natural selenium rich area in Sichuan Province. Its selenium rich agricultural products are famous in Qinba. There are 1206 kinds of Chinese medicinal materials, such as calyx shell, peel orange, Gastrodia elata.

In 2018, the GDP of Wanyuan city was 14133.12 million yuan, an increase of 7.6% over 2017. The per capita disposable income of urban residents was 27776 yuan, an increase of 8.6% over 2017. The per capita disposable income of rural residents was 9961 yuan, an increase of 10.1% over 2017. In March 2019, it will be listed in the first batch of counties for the protection and utilization of revolutionary cultural relics.

In February 2020, the people's Government of Sichuan Province agreed to withdraw Wanyuan from the sequence of poverty-stricken counties.

Evolution of organizational system

City territory Xia Shang, for Liangzhou.

Zhou is the territory of Yongzhou.

The spring and Autumn period and the Warring States period belong to the territory of Ba state.

Qin, a Bajun Dangqu county.

In the Eastern Han Dynasty, it belongs to Xuanhan county (now Dazhou city).

Tang Zhenguan first year (627), belongs to TongZhou (today's Dazhou). The first year of Tianbao belongs to Xuanhan County of Tongchuan county.

In the Five Dynasties, mingtongyuan was set up. Membership remains unchanged

Yuan, directly under Dazhou and Bazhou zengkou county.

In Ming Dynasty, it belonged to Da County of Kuizhou, and later to Dongxiang County (Dongxiang town of Xuanhan county). Taiping County was established in the tenth year of Zhengde in the Ming Dynasty (1515). It was promoted to Taiping Zhili hall in the Jiaqing period of the Qing Dynasty. In the early year of Daoguang (1821), it was reduced to Taiping County.

In 1795, Qianlong county was divided into ten groups. In 1802, the county was promoted to Zhili hall. In the second year of Daoguang (1822), Taiping County was restored by Taiping Zhili hall. The former Taiping hall set up Chengkou hall in 789, and the two townships of Taiping and Changle in gebazhou (now Bazhong) and anrenli, changningli and mabaligejia in Tongjiang were transferred to Taiping County. The "three townships" were called new Taiping at that time, while the former seven townships were old Taiping. The three townships of Shiqi Bao had jurisdiction over 119 townships and 51 towns, of which huangzhongbao was set up in Jiuxiang Inspection Branch.

In 1911, suiding prefecture (now Dazhou) broke away from the Qing Dynasty and declared independence. In the first year of the Republic of China (1912), the counties successively broke away from the Qing government, declared independence, and established military governments under the jurisdiction of the Republic of China.

In 1914, Taiping County was changed into Wanyuan county. According to the regulations of the League Affairs Office of Sichuan Province, the township security was changed into the District league system. There were ten districts and 52 towns (regiments) in Lianxian city. Among them, seven districts were set up in huangzhongbao.

In 1928, it was withdrawn. In 1929, the governor's office was re established.

In February 1935, the red army went north to resist Japan and withdrew from Wanyuan county. The KMT government restored its organizational system and jurisdiction to the period before the Red Army entered Sichuan. In June of the same year, the division was changed from 10 districts to 4 districts with 39 joint insurance.

In 1941, the joint insurance system was changed to township and Baojia system. There were 24 townships, 214 Baojia, 2040jia, 27897 households and 150469 people in four districts of the county.

In the sixth year of the Republic of China (1917), Yan Deji set up the East Sichuan Yasukuni army headquarters in the old suiding Prefecture, and Yan was appointed commander. In October of 1997, Xiong Kewu, commander in chief of the Sichuan Yasukuni army and governor of Sichuan, was appointed as the commander of the seventh division of the Yasukuni army, stationed in Daxian (Dazhou). At that time, it had jurisdiction over Daxian, Xuanhan, Kaijiang, Wanyuan, Chengkou, Kaixian, Yunyang, Fengjie, Wuxi, Quxian, Yingshan, Yilong, Peng'an, Tongjiang, Nanjiang, Bazhong, Langzhong, Cangxi, Nanbu, Yanting, Zhaohua, Guangyuan, Jiange and Zitong counties.

In 1935, it was subordinate to the 15th administrative supervision district (governing Dazhou).

In 1950, it belonged to Daxian district.

In 1968, it belonged to Daxian area.

In July 1993, with the approval of the State Council, Wanyuan county and Baisha industrial and agricultural district were abolished and Wanyuan city (county level) was merged.

administrative division

As of June 2020, Wanyuan has jurisdiction over one sub district office, 25 towns and 5 townships: gudongguan sub district office, Taiping Town, Qinghua Town, Jiuyuan Town, Luowen Town, Hekou Town, Caoba Town, Zhuyu Town, Dazhu Town, Huangzhong Town, Guandu town, Baisha Town, Shatan Town, Batai Town, Shiwo Town, Shitang Town, Tiekuang Town, Dasha Town, Weijia Town, Baiguo Town, Jingxi town and Changba town Town, Yingbei Town, Heibaoshan Town, Gujun Town, Yongning Town, Fengtong Township, Zeng Township, Yudai Township, Miaozi Township, Zixi township.

geographical environment

Location context

Wanyuan city is located in the northeast of Sichuan Province, in the heart of Daba Mountain, between 30 ° 39 ′ - 32 ° 20 ′ N and 107 ° 28 ′ - 108 ° 31 ′ e. it is the dividing line of China's north-south climate and the watershed of Jialing River and Han River. It is located at the junction of Sichuan, Shaanxi and Chongqing provinces (cities) and the intersection of seven counties and cities, covering an area of 4065 square kilometers. It is adjacent to Chengkou County of Chongqing in the East, Xuanhan County in the south, Pingchang county and Tongjiang County of Bazhong City in the west, and Zhenba County and Ziyang County of Shaanxi Province in the north.

topographic features

Wanyuan city is located in the hinterland of Daba Mountain on the northeast border, with undulating peaks, crisscross rivers, and sloping mountains from northeast to southwest. The ridge of the north slope is parallel to the valley. There are many V-shaped valleys in the main rivers of the south water system, and the relative height difference is more than 1000 meters. The lowest altitude is 335 meters, the highest is 2412.9 meters, and the relative elevation difference is 2077.9 meters. Most areas are 600-1400 meters above sea level, accounting for 82.99% of the total area. Limestone is widely exposed in the northeast, with steep slopes and rugged ground. In the west, the mountain is gentle and it is the main farming area.

The landforms of Wanyuan city can be divided into four types: deep cutting mountain cluster Canyon landforms in the Northeast; dissolution and erosion cutting low mountain belt dam landforms in the southeast; erosion and erosion cutting single side Zhongshan Canyon landforms in the middle and West; erosion and denudation stepped platform Canyon landforms in the southwest.

climate

Wanyuan city is located in the northern edge of subtropical zone with mild climate, abundant rainfall and four distinct seasons. The annual average precipitation is 1194.6 mm, the annual average temperature is 14.7 ℃, the extreme maximum temperature is 39.2 ℃, the extreme minimum temperature is - 9.4 ℃; the annual average relative humidity is 72%; the annual average sunshine hours are 1500 hours, the sunshine percentage is 33%; the static wind frequency is 53%, the dominant wind direction is northwest wind, the average wind speed is 6.9 M / S; the annual average fog days are 12.6 days, and the annual average frost days are 128.3 days.

soil

The main soil types in Wanyuan city are paddy soil, dry land soil, purple soil, yellow soil, yellow brown loam and limestone soil, 6 soil types, 12 sub types, 29 soil genera, 60 soil species and 88 varieties. Most of the soil nutrients in the area are lower than medium.

natural resources

water resource

Wanyuan city is full of streams and water systems. There are as many as 51 rivers with a drainage area of more than 20 km. Huacalyx mountain is the watershed of the rivers, which belong to two major water systems. The rivers in the northeast corner belong to Hanjiang River system, and the other areas belong to Jialing River system, with a drainage area of 3173.4km. The Jialing River system includes Houhe River, Zhonghe River, Shutan River, Yuetan River, xishen River, Changbian River, Huangxi River, Baisha River, Zhaotang River, etc. Hanjiang River system includes Renhe River and Miaozi river.

land resource

By the end of 2005, the total land area of Wanyuan city was 404548.89 hectares. Among them, the first class agricultural land area is 352635.99 hectares, accounting for 87.17%; the construction land area is 8829.14 hectares, accounting for 2.18%; the unused land area is 43083.76 hectares, accounting for 10.56%. Among the agricultural land, 36838.74 hectares of cultivated land, accounting for 10.45% of the agricultural land; 3864.00 hectares of garden land, accounting for 1.10%; 278843.99 hectares of forest land, accounting for 79.07%; 5110.42 hectares of pasture land, accounting for 1.45%; 27978.84 hectares of other agricultural land, accounting for 7.93%. Among the construction land, the urban and rural construction land covers an area of 7968.75 hectares, accounting for 90.26% of the construction land (including 415.68 hectares of urban land, accounting for 4.71%, 122.66 hectares of town land, accounting for 1.39%; 6955.82 hectares of rural residential land, accounting for 78.78%; 474.59 hectares of mining land, accounting for 5.38%); 819.95 hectares of traffic and water conservancy land, accounting for 9.29% (including 112.29 hectares of railway and highway land, respectively) And 661.50 hectares, accounting for 1.27% and 7.49% respectively; water conservancy facilities land 46.15 hectares, accounting for 0.52%; other construction land 40.44 hectares, accounting for 0.46%. Among the unused land, the water area is 4732.74 hectares, accounting for 10.98% of other land, and the beach swamp area is 279.37 hectares

Chinese PinYin : Si Chuan Sheng Da Zhou Shi Wan Yuan Shi